CN102490876A - Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine - Google Patents

Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine Download PDF

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Publication number
CN102490876A
CN102490876A CN2011104400419A CN201110440041A CN102490876A CN 102490876 A CN102490876 A CN 102490876A CN 2011104400419 A CN2011104400419 A CN 2011104400419A CN 201110440041 A CN201110440041 A CN 201110440041A CN 102490876 A CN102490876 A CN 102490876A
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CN
China
Prior art keywords
wind turbine
offshore wind
restraining device
floating type
stabilizer sheet
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Granted
Application number
CN2011104400419A
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Chinese (zh)
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CN102490876B (en
Inventor
李荣富
朱海飞
白洛林
石磊
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Jinfeng Technology Co ltd
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Xinjiang Goldwind Science and Technology Co Ltd
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Publication date
Application filed by Xinjiang Goldwind Science and Technology Co Ltd filed Critical Xinjiang Goldwind Science and Technology Co Ltd
Priority to CN201110440041.9A priority Critical patent/CN102490876B/en
Publication of CN102490876A publication Critical patent/CN102490876A/en
Priority to US14/363,403 priority patent/US9316209B2/en
Priority to DK12861025.0T priority patent/DK2796362T3/en
Priority to ES12861025T priority patent/ES2719800T3/en
Priority to PCT/CN2012/087142 priority patent/WO2013091567A1/en
Priority to AU2012357247A priority patent/AU2012357247C1/en
Priority to EP12861025.0A priority patent/EP2796362B1/en
Application granted granted Critical
Publication of CN102490876B publication Critical patent/CN102490876B/en
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Anticipated expiration legal-status Critical

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/22—Foundations specially adapted for wind motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/442—Spar-type semi-submersible structures, i.e. shaped as single slender, e.g. substantially cylindrical or trussed vertical bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/4433—Floating structures carrying electric power plants
    • B63B2035/446—Floating structures carrying electric power plants for converting wind energy into electric energy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B63B2039/067—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water effecting motion dampening by means of fixed or movable resistance bodies, e.g. by bilge keels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/95—Mounting on supporting structures or systems offshore
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • F05B2260/964—Preventing, counteracting or reducing vibration or noise by damping means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/727—Offshore wind turbines

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Wind Motors (AREA)

Abstract

The invention discloses a floating offshore wind turbine movement suppression device and a floating base with the same. The floating offshore wind turbine movement suppression device comprises at least one annular anti-rolling plate which surrounds the floating base and is horizontally arranged. A plurality of anti-rolling fins are arranged on the anti-rolling plate, and comprise a first group of anti-rolling fins which are arranged on one side of the anti-rolling plate; and the first group of anti-rolling fins are vertically spaced from one another around the floating base. The floating offshore wind turbine movement suppression device can effectively suppress the movement of a floating wind turbine, is low in cost and has a wide application prospect.

Description

Floating type offshore wind turbine motion restraining device and be used for the floating foundation of offshore wind turbine
Technical field
The present invention relates to a kind of offshore wind generating; Specifically, relate to a kind of floating type offshore wind turbine motion restraining device and a kind of floating foundation that is used for offshore wind turbine that can suppress offshore wind turbine around the swing of vertical axis with this floating type offshore wind turbine motion restraining device.
Background technology
For offshore wind turbine, according to sea water advanced and submarine geology condition, generally adopt gravity type foundation, single pile formula basis, jacket-type and tri-column type basis, caisson type is basic and floating type basis.In the blower foundation of these types, the installation on floating type basis does not receive the sea bed condition restriction and applicable to the sea water advanced marine wind field that surpasses 50 meters, therefore, the research on floating type basis is had broad application prospects.
With floating type offshore wind farm foundation work more approaching be the floating type platform in shipbuilding industry and the extra large oily engineering.
At present; Antirolling apparatus in the shipbuilding industry mainly contains stabilizer, bilge keel, antirolling tank, subtracts and shake rudder etc.; Wherein to shake rudder all be to act on these structural fluid lift forces when utilizing ship's navigation to keep mooring stability for stabilizer, bilge keel and subtracting; The high more boats and ships of the speed of a ship or plane are stable more, and antirolling tank is to utilize the pressure reduction of port and starboard wing tank ballast water to offset the capsizing moment of boats and ships, keep mooring stability.
The floating type flat-bed motion restraining device of sea in the oily engineering mainly contains the damping panel that is used for truss-spar, is used for the rocker that subtracts of buoyancy aid such as FPSO.
Yet; Be applied to the load that the floating type blower foundation in offshore wind farm field bears and be different from the floating type platform in traditional boats and ships and the extra large oily engineering; Floating type offshore wind turbine foundation also will bear this tall and slender structure of blower fan and move caused gyro turning leverage except the synergy of bearing stormy waves stream, and this effect can produce capsizing moment Mx, My and around the moment of torsion Mz of vertical axis to blower foundation; Thereby the whole wind chance produces the strenuous exercise of six-freedom degree; Comprise X, Y and Z axle move axially and around the swing of axle, the change oar of fan brings huge challenge with the driftage control system, can have influence on the normal operation of blower fan; Influence electric energy generated, even the safety of entail dangers to total system structure.
Different with floating type flat-bed constructional feature with boats and ships owing to floating type blower foundation, the load that the mechanical device running of being carried produces is also different, does not still have the restraining device that actv. is directed against marine floating type complete blower motion specially at present.Therefore, be necessary to propose a kind of device that suppresses floating type blower fan six-freedom degree motion.
Summary of the invention
The object of the present invention is to provide a kind of floating type offshore wind turbine motion restraining device of the motion that can suppress floating type blower fan and the floating foundation that is used for offshore wind turbine with this motion restraining device.
To achieve these goals, a kind of floating type offshore wind turbine motion restraining device is provided, said floating type offshore wind turbine has floating foundation, and said restraining device comprises around floating foundation and the horizontally disposed ring-type of one deck at least and subtracts rocker.
Also can be furnished with a plurality of stabilizer sheets on the rocker subtracting, said a plurality of stabilizer sheets can comprise the first group of stabilizer sheet that is arranged in a side that subtracts rocker, and said first group of stabilizer sheet can be spaced-apart vertically around floating foundation.
Said a plurality of stabilizer sheet also can comprise the second group of stabilizer sheet that is arranged in the opposite side that subtracts rocker, and said second group of stabilizer sheet can be spaced-apart vertically around floating foundation.
The Width of each stabilizer sheet can be with respect to rectilinear direction deflection first angle of the inboard end points of the center of passing floating foundation and this stabilizer sheet in said first group of stabilizer sheet.
The Width of each stabilizer sheet can be with respect to rectilinear direction deflection first angle of the inboard end points of the center of passing floating foundation and this stabilizer sheet in said first group of stabilizer sheet, and the Width of each stabilizer sheet can be with respect to rectilinear direction deflection second angle of the inboard end points of the center of passing floating foundation and this stabilizer sheet in said second group of stabilizer sheet.
First angle can be identical with second angle.
The deflecting direction of first group of stabilizer sheet and second group of stabilizer sheet can be opposite.
First angle can be greater than 0 degree and less than 45 degree, and preferably, first angle can be at 5 degree to the scope of 10 degree.
First angle can be greater than 0 degree and less than 45 degree, and second angle can be at 1 degree to the scope of 15 degree.
First angle can be at 5 degree to the scope of 10 degree, and second angle can be at 5 degree to the scope of 10 degree.
The cross-sectional plane of said stabilizer sheet can be L shaped.
Can be provided with reinforced rib on the said stabilizer sheet.
Said stabilizer sheet can be plane or curved surface shape.
The reinforced rib of stabilizer sheet can be horizontal stiffener, inclination reinforced rib and vertical at least a in the reinforced rib.
Can be provided with reinforced rib on the said surface that subtracts rocker.
The said rocker that subtracts can be plane or curved surface shape.
Said subtracting can be formed with well-distributed flow-disturbing hole on the rocker.
Said flow-disturbing hole can be 5% to 30% to the air permeability rate that subtracts the rocker generation.
Said flow-disturbing hole can be 8% to 12% to the air permeability rate that subtracts the rocker generation.
First group of stabilizer sheet can be connected mutually by annular element.
First group of stabilizer sheet can be connected mutually by annular element respectively with second group of stabilizer sheet.
Annular element can be polygon ring or circular rings.
Annular element can be formed by square tube, pipe or steel plate.
Said annular element can be installed to be connect the stabilizer sheet away from the outside of an end that subtracts rocker and/or pass the stabilizer sheet.
Can captive joint with floating foundation in the inboard of said stabilizer sheet.
The present invention also provides a kind of floating foundation that is used for offshore wind turbine, and said floating foundation can have above-mentioned floating type offshore wind turbine motion restraining device.
Said floating foundation can be single column or semi-diving type.
Description of drawings
Through the description of carrying out below in conjunction with accompanying drawing, above-mentioned and other purposes of the present invention and characteristics will become apparent, wherein:
Fig. 1 illustrates the block diagram of application according to single column (spar type) floating foundation offshore wind turbine of the motion restraining device of the first embodiment of the present invention;
Fig. 2 is the block diagram that illustrates according to the motion restraining device of the first embodiment of the present invention;
Fig. 3 and Fig. 4 are respectively planar view that subtracts rocker and the block diagrams that the motion restraining device among Fig. 2 is shown;
Fig. 5 is the block diagram that the stabilizer sheet of the motion restraining device among Fig. 2 is shown;
Fig. 6 is the block diagram that the semi-diving type floating foundation offshore wind turbine of application motion restraining device according to a second embodiment of the present invention is shown;
Fig. 7 is the block diagram that motion restraining device according to a second embodiment of the present invention is shown.
The specific embodiment
Below, specify embodiments of the invention with reference to accompanying drawing.
Fig. 1 illustrates the block diagram of application according to single column (spar type) floating foundation offshore wind turbine of the motion restraining device of the first embodiment of the present invention.Fig. 2 is the block diagram that illustrates according to the motion restraining device of the first embodiment of the present invention.Fig. 3 and Fig. 4 are respectively planar view that subtracts rocker and the block diagrams that the motion restraining device among Fig. 2 is shown.Fig. 5 is the block diagram that the stabilizer sheet of the motion restraining device among Fig. 2 is shown.
Be that example is described the motion restraining device according to the first embodiment of the present invention with single column floating foundation offshore wind turbine below.
As shown in Figure 1, single column floating foundation offshore wind turbine 100 mainly comprises: single column floating foundation 10; Motion restraining device 20 is installed around floating foundation 10, is used to alleviate the complete machine motion amplitude of offshore wind turbine 100; Traction element 30 is used to draw floating type basic 10 and it is anchored in the seabed, moves on a large scale or topples to prevent offshore wind turbine 100; Blade 40 and cabin 50, blade 40 rotates through receiving wind energy, thus the rotor that drives in the cabin 50 rotates to produce electric power; Tower tube 60 is installed on the floating foundation 10, is used for support blade 40 and cabin 50.
For succinct and avoid making theme of the present invention fuzzy, with the detailed description of omitting well-known components.To combine Fig. 2-5 illustrated in detail to shake principle with subtracting below according to the concrete structure of the motion restraining device of the first embodiment of the present invention.
As shown in Figure 2, motion restraining device 20 of the present invention comprise with floating foundation 10 bonded assemblys annulars subtract rocker 21.As shown in Figure 1, subtract the floating foundation 10 on even keel settings of rocker 21, and can have annulus or endoporus shape for circular polygon ring around lower apron.Subtracting rocker 21 both can form the plane and also can form curved surface.Subtract rocker owing to around floating foundation, be provided with, can increase rolling, the pitching of floating foundation effectively and hang down and swing kinetic damping, thereby can reduce the motion amplitude of floating type blower fan.
Shown in Fig. 2-4, can offer a plurality of circles or oval-shaped flow-disturbing hole 213 on the rocker 21 equably subtracting.Through flow-disturbing hole 213 is set, vertical the flowing of fluid is disturbed, and increased the vertical damping of swinging motion of floating foundation effectively, can further reduce the motion amplitude of floating type blower fan.When flow-disturbing hole 213 makes the air permeability rate that subtracts rocker 21 maintenances 5% to 30%, subtract rocker 21 and can increase the vertical damping of swinging motion of floating foundation more effectively, achieve good results.Preferably, 8% to 12% air permeability rate best results.In addition, the shape in flow-disturbing hole 213 can also be triangle, square, rhombus, different shape such as trapezoidal.
As shown in Figure 3, multiple tracks can along the circumferential direction be set on the rocker 21 strengthen band steel subtracting, for example 3 roads as hoop reinforced rib 211.Certainly, also can radially reinforced rib 212, for example 6 roads be set along the radial direction that subtracts rocker 21.Except ring stiffener 211, can also become crimping or the reinforced rib (not shown) is set in the peripheral shape that subtracts rocker 21, to strengthen subtracting the intensity of rocker 21.
In addition, through shaking damping and added mass subtracting on the rocker 21 head that stabilizer sheet 22 is set increases effectively floating foundation around floating foundation, thereby reach the effect that reduces floating type blower fan motion.Specifically, can subtract on the rocker 21 around floating foundation in level and arrange vertically apart from one another by a plurality of stabilizer sheets 22 of opening.Wherein, stabilizer sheet 22 can comprise that the level of being arranged in subtracts two groups of stabilizer sheets of the above and below of rocker 21.Yet, the invention is not restricted to this, stabilizer sheet 22 only the level of being arranged in subtract rocker 21 above or below.Preferably, be uniform at interval between the stabilizer sheet 22.
For example, can be up or the below evenly arrange 4-10 (for example 6 or 8) stabilizer sheet 22 respectively.Preferably; Each stabilizer sheet 22 of above and below respectively with respect to floating foundation radially (in other words; Straight line with respect to the inboard end points of the center of passing floating foundation and this stabilizer sheet) certain angle [alpha] of deflection and β are (preferably; α or β can greater than 0 the degree and less than 45 the degree, more preferably, α or β can 5 to 10 the degree scope in).Preferably, angle [alpha] can be identical with β.Certainly, angle [alpha] is different with β also is fine.Facts have proved, when every group of stabilizer sheet 22 is set to 6, if stabilizer sheet deflection 10 degree can be obtained good stabilizing efficiency.More preferably, it is opposite with the deflecting direction of the lower floor's stabilizer sheet 22 that is arranged in the below to be arranged in the upper strata stabilizer sheet 22 of top.Through the deflection setting of stabilizer sheet 22, make to receive bigger inhibitory action around Z axle flowing fluid, effectively increase floating foundation head and shaken the damping and the added mass of motion.In addition, because up and down the deflecting direction of two-layer stabilizer sheet 22 is different, make that no matter floating foundation is that cw or C.C.W. head shake motion amplitude and all can be reduced largely.Adapt with the deflection angle of stabilizer sheet 22, but also identical angle or the roughly cooresponding angle of deflection and stabilizer sheet 22 of reinforced rib 212 radially.
Like Fig. 2, shown in 3 and 5, each stabilizer sheet 22 extends along vertical direction, and has L shaped cross-sectional plane.For example, as shown in Figure 5, the outer ledge of stabilizer sheet 22 is rolled forming L shaped flanging 223, thereby strengthens the rigidity of structure, so that the structure of whole motion restraining device 20 is more solid and reliable.Yet the invention is not restricted to this, also can strengthen with band steel and do not form L shaped cross-sectional plane, can realize making the more solid and reliable effect of structure of whole motion restraining device 20 equally in the outside of stabilizer sheet 22.
For overall performance and the reliability that improves motion restraining device 20; The outside of stabilizer sheet 22 that can be respectively level be subtracted the above and below of rocker 21 connects mutually; And the inboard that makes all stabilizer sheets 22 all is connected (for example, welding or bolted connection) with floating foundation 10.Preferably; Shown in Fig. 2 to 3; Annular element 23 capable of using with the end that subtracts rocker 21 away from level of top stabilizer sheet 22 (promptly; The upper end) the outside connects mutually, and utilizes annular element 24 that the outside that subtracts an end (that is lower end) of rocker 21 away from level of below stabilizer sheet 22 is connected mutually.Yet the invention is not restricted to this; For example; Hoop member 23 and 24 also can connect from the inboard of stabilizer sheet 22; Or hoop member 23 and 24 passes stabilizer sheet 22 with its mutual connection, and the present invention also can combine multiple mode that more annular element can be set, and make different annular elements be installed on the stabilizer sheet diverse location (for example; Annular element can connect the stabilizer sheet from the inboard or the outside of stabilizer sheet, and another annular element can pass the stabilizer sheet and connects). Annular element 23 and 24 can be processed by pipe, square tube or sheet material, and can be the shape of annulus or polygon ring.
In order further to improve the rigidity of motion restraining device; As shown in Figure 5; Horizontal stiffener 221, vertical reinforced rib 222 or bevelled or crooked reinforced rib (not shown) also can be set, to strengthen the rigidity of structure of stabilizer sheet 22 on the side surface of each stabilizer sheet 22.
Though stabilizer sheet 22 is rectangles in the embodiment shown in this Fig. 5, the invention is not restricted to this, stabilizer sheet 22 also can adopt triangle, other aspect such as trapezoidal, or adopts curved surface.When the diameter of the floating foundation that combines motion restraining device 20 was even, subtracting rocker 21 width diametrically can be identical with the width of stabilizer sheet 22.Under the uneven situation of diameter of the floating foundation that combines motion restraining device 20, the width of stabilizer sheet 22 can change according to the diameter variation of floating foundation 10.Preferably, the outward flange of stabilizer sheet 22 is concordant with the outward flange that subtracts rocker 21.Certainly, the outward flange of stabilizer sheet 22 does not allow with the outward flange that subtracts rocker 21 is concordant yet.In addition, the inward flange of stabilizer sheet 22 is also preferably concordant with the inward flange that subtracts rocker 21.
Combine accompanying drawing 1-6 to describe to have the motion restraining device of two-layer stabilizer sheet up and down above, still, the invention is not restricted to this, for example can be provided with one deck or more multilayer subtract rocker and one deck or the stabilizer sheet of multilayer more.
In the above-described embodiments, can all process owing to whole motion restraining device 20 by steel.For single column floating foundation blower fan as shown in fig. 1, when building, just being fixed is installed on the floating foundation, thereby does not have the daily attention requirement.
Below will be with reference to Fig. 6 to Fig. 7 explanation motion restraining device according to a second embodiment of the present invention.
Fig. 6 shows a kind of blower fan 200 with big floating foundation 10 '.Because floating foundation is bigger, so floating foundation can partly dive in seawater, and therefore this floating foundation also is called as the semi-diving type basis.
Except that floating foundation 10 ' and the motion restraining device 20 ', the basic structure of blower fan 200 and blower fan 100 are similar basically, therefore will omit the detailed description to other part of blower fan.
Like Fig. 6 and shown in Figure 7, floating foundation 10 ' is an octagonal shape, adapt with it, around the motion restraining device 20 ' of floating foundation 10 ' comprise the octagon ring-type subtract rocker 21 ' and according to the two-layer stabilizer sheet that subtracts on the rocker 21 ' that is arranged in up and down.Similar with first embodiment, can be formed with circular flow-disturbing hole on the rocker 21 ' subtracting.In addition; Similar with first embodiment; Can band steel be set as ring stiffener 211 ' and reinforced rib 212 ' radially on the rocker 21 ' subtracting; Also can on stabilizer sheet 22 ', band steel be set or flanging forms reinforced rib, thereby strengthen the structural strength of motion restraining device 20 ', improve the stabilizing efficiency of motion restraining device.
Though the floating foundation shown in Fig. 6 and Fig. 7 is octagonal, motion restraining device of the present invention also can be applied to other polygonal semi-diving type floating foundations such as circle, square, pentagon, hexagon.
Can know through top description and to learn; Swing damping according to embodiments of the invention through being provided with in the periphery of floating foundation to subtract rocker and increase the rolling of the blower foundation that floats, pitching and hang down, and can shake damping and added mass subtracting the head that the stabilizer sheet is set increases the blower foundation that floats on the rocker.Can subtract formation flow-disturbing hole on the rocker in addition,, hang down with the increase floating foundation and swing the damping of motion so that vertical the flowing of fluid is disturbed.Therefore motion restraining device according to the present invention can reduce the motion amplitude of floating foundation all directions.
In addition, through the opposite stabilizer sheet of double-deck deflecting direction is set, the head that can reduce floating foundation effectively shakes motion amplitude according to embodiments of the invention.
And the motion restraining device forms with conventional steel construction according to an embodiment of the invention, and is simple in structure, obvious for the complete machine movement effects that reduces marine floating type blower fan.
In addition, according to an embodiment of the invention motion restraining device cost low, easy to process, be easy to realize, can be applied in various types of unsteady blower foundations.
Though combined exemplary embodiment to show and described the present invention, to those skilled in the art, modification and the variation under the situation that does not break away from the scope of the present invention that is defined by the claims and spirit, carried out will be tangible.

Claims (28)

1. floating type offshore wind turbine motion restraining device, said floating type offshore wind turbine has floating foundation, it is characterized in that, and said restraining device comprises around floating foundation and the horizontally disposed ring-type of one deck at least and subtracts rocker.
2. floating type offshore wind turbine motion restraining device as claimed in claim 1; It is characterized in that; Be furnished with a plurality of stabilizer sheets on the rocker subtracting; Said a plurality of stabilizer sheet comprises the first group of stabilizer sheet that is arranged in a side that subtracts rocker, and said first group of stabilizer sheet is spaced-apart vertically around floating foundation.
3. floating type offshore wind turbine motion restraining device as claimed in claim 2; It is characterized in that; Said a plurality of stabilizer sheet also comprises the second group of stabilizer sheet that is arranged in the opposite side that subtracts rocker, and said second group of stabilizer sheet is spaced-apart vertically around floating foundation.
4. floating type offshore wind turbine motion restraining device as claimed in claim 2; It is characterized in that the Width of each stabilizer sheet is with respect to rectilinear direction deflection first angle of the inboard end points of the center of passing floating foundation and this stabilizer sheet in said first group of stabilizer sheet.
5. floating type offshore wind turbine motion restraining device as claimed in claim 3; It is characterized in that; The Width of each stabilizer sheet is with respect to rectilinear direction deflection first angle of the inboard end points of the center of passing floating foundation and this stabilizer sheet in said first group of stabilizer sheet, and the Width of each stabilizer sheet is with respect to rectilinear direction deflection second angle of the inboard end points of the center of passing floating foundation and this stabilizer sheet in said second group of stabilizer sheet.
6. floating type offshore wind turbine motion restraining device as claimed in claim 5 is characterized in that first angle is identical with second angle.
7. like claim 5 or 6 described floating type offshore wind turbine motion restraining devices, it is characterized in that the deflecting direction of first group of stabilizer sheet and second group of stabilizer sheet is opposite.
8. floating type offshore wind turbine motion restraining device as claimed in claim 4 is characterized in that, first angle is greater than 0 degree and less than 45 degree.
9. floating type offshore wind turbine motion restraining device as claimed in claim 4 is characterized in that, first angle is spent to the scope of 10 degree 5.
10. like claim 5 or 6 described floating type offshore wind turbine motion restraining devices, it is characterized in that first angle is greater than 0 degree and less than 45 degree, second angle is greater than 0 degree and less than 45 degree.
11., it is characterized in that to the scope of 10 degree, spend to the scope of 10 degree 5 by second angle at 5 degree for first angle like claim 5 or 6 described floating type offshore wind turbine motion restraining devices.
12. each the described floating type offshore wind turbine motion restraining device as in the claim 2 to 6 is characterized in that the cross-sectional plane of said stabilizer sheet is L shaped.
13. each the described floating type offshore wind turbine motion restraining device as in the claim 2 to 6 is characterized in that said stabilizer sheet is provided with reinforced rib.
14. each the described floating type offshore wind turbine motion restraining device as in the claim 2 to 6 is characterized in that said stabilizer sheet is plane or curved surface shape.
15. floating type offshore wind turbine motion restraining device as claimed in claim 13 is characterized in that, the reinforced rib of stabilizer sheet is horizontal stiffener, inclination reinforced rib and vertical at least a in the reinforced rib.
16. each the described floating type offshore wind turbine motion restraining device as in the claim 1 to 6 is characterized in that the said surface that subtracts rocker is provided with reinforced rib.
17. each the described floating type offshore wind turbine motion restraining device as in the claim 1 to 6 is characterized in that the said rocker that subtracts is plane or curved surface shape.
18. each the described floating type offshore wind turbine motion restraining device as in the claim 1 to 6 is characterized in that said subtracting is formed with well-distributed flow-disturbing hole on the rocker.
19. floating type offshore wind turbine motion restraining device as claimed in claim 18 is characterized in that, said flow-disturbing hole is 5% to 30% to the air permeability rate that subtracts the rocker generation.
20. floating type offshore wind turbine motion restraining device as claimed in claim 18 is characterized in that, said flow-disturbing hole is 8% to 12% to the air permeability rate that subtracts the rocker generation.
21. floating type offshore wind turbine motion restraining device as claimed in claim 2 is characterized in that first group of stabilizer sheet connected mutually by annular element.
22. floating type offshore wind turbine motion restraining device as claimed in claim 3 is characterized in that, first group of stabilizer sheet is connected mutually by annular element respectively with second group of stabilizer sheet.
23., it is characterized in that annular element is polygon ring or circular rings like claim 21 or 22 described floating type offshore wind turbine motion restraining devices.
24. floating type offshore wind turbine motion restraining device as claimed in claim 23 is characterized in that annular element is formed by square tube, pipe or steel plate.
25. like claim 21 or 22 described floating type offshore wind turbine motion restraining devices, it is characterized in that, said annular element be installed to be connect the stabilizer sheet away from the outside of an end that subtracts rocker and/or pass the stabilizer sheet.
26. each the described floating type offshore wind turbine motion restraining device as in the claim 2 to 6,21 and 22 is characterized in that captiveing joint with floating foundation in the inboard of said stabilizer sheet.
27. a floating foundation that is used for offshore wind turbine is characterized in that, said floating foundation has like each the described floating type offshore wind turbine motion restraining device in the claim 1 to 26.
28. the floating foundation that is used for offshore wind turbine as claimed in claim 27 is characterized in that, said floating foundation is single column or semi-diving type.
CN201110440041.9A 2011-12-23 2011-12-23 Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine Active CN102490876B (en)

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CN201110440041.9A CN102490876B (en) 2011-12-23 2011-12-23 Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine
US14/363,403 US9316209B2 (en) 2011-12-23 2012-12-21 Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
DK12861025.0T DK2796362T3 (en) 2011-12-23 2012-12-21 MOVING DEVICE FOR A MOVING OFFSHORE WIND MILL AND A MOVING BASE USED FOR OFFSHORE WIND MILL
ES12861025T ES2719800T3 (en) 2011-12-23 2012-12-21 Movement inhibition apparatus for floating marine wind turbine and floating base used for marine wind turbine
PCT/CN2012/087142 WO2013091567A1 (en) 2011-12-23 2012-12-21 Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
AU2012357247A AU2012357247C1 (en) 2011-12-23 2012-12-21 Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
EP12861025.0A EP2796362B1 (en) 2011-12-23 2012-12-21 Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine

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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013091567A1 (en) * 2011-12-23 2013-06-27 新疆金风科技股份有限公司 Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
CN106416056A (en) * 2014-04-09 2017-02-15 W太阳能有限公司 Floating structures of floating photovoltaic apparatus and method for inter-connecting structures
CN107499468A (en) * 2017-09-06 2017-12-22 大连理工大学 A kind of single column platform
CN108301954A (en) * 2018-03-21 2018-07-20 山东科技大学 Ocean wind-powered electricity generation stake ocean current vibration absorber
CN108385708A (en) * 2018-02-06 2018-08-10 重庆大学 It is a kind of that there is the dual anti-novel buoyant foundation structural system of offshore wind turbine for waving mechanism
CN109162865A (en) * 2018-08-10 2019-01-08 鹤壁市科技创新研究院 A kind of split-mounting type wind power generation plant and its electricity-generating method
CN109476361A (en) * 2016-07-26 2019-03-15 Ifp新能源公司 The floating support structure of damping sheet including floating body and with aperture in a row
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CN109931226A (en) * 2017-12-15 2019-06-25 上海海事大学 A kind of vertical resistance-enlarging-type combined type marine windmill Bracing Systems
CN110030162A (en) * 2017-12-22 2019-07-19 西门子歌美飒可再生能源公司 Foundation building system for offshore wind turbine and method for installing offshore wind turbine
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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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FR3052194A3 (en) * 2016-06-03 2017-12-08 Dietswell FLOATING EOLIANS.
WO2019222825A1 (en) * 2018-05-24 2019-11-28 Horton Do Brasil Tecnologia Offshore, Ltda. Offshore spar structure with hydrodynamic dampers and methods for deploying and installing same
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1702319A (en) * 2005-06-16 2005-11-30 孙正维 Wind power, wave power and solar energy integrated generating set at shallow sea reef area
WO2009068712A1 (en) * 2007-11-29 2009-06-04 Acciona Energia, S.A. Marine electric power production system and installation method
CN101475048A (en) * 2009-01-13 2009-07-08 中国海洋大学 Novel sea deep water buoy platform
CN101566130A (en) * 2008-04-23 2009-10-28 中国科学院工程热物理研究所 Anti-tilting suspended wind turbine unit
CN102146873A (en) * 2011-03-31 2011-08-10 上海交通大学 Single column maritime wind power generation device with circumferential stabilizing column
CN102235011A (en) * 2010-04-27 2011-11-09 南通大学 Flexible floating foundation for offshore wind generating sets
CN102285429A (en) * 2011-05-26 2011-12-21 天津大学 Floating type supporting structure for marine windmill

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3224401A (en) * 1964-04-13 1965-12-21 Shell Oil Co Stabilized floating drilling platform
US3224402A (en) 1964-04-13 1965-12-21 Shell Oil Co Stabilized floating drilling platform
US3382834A (en) * 1964-07-30 1968-05-14 Mcmullen Ass John J Ship stabilizer
US3299846A (en) 1965-01-18 1967-01-24 Canadian Patents Dev Stable floating support columns
US4004536A (en) 1975-03-17 1977-01-25 Claude Bernier Anti-skid boat
JPS61119489A (en) 1984-11-15 1986-06-06 Mitsubishi Heavy Ind Ltd Hull-rolling reducing apparatus
EP0184407B1 (en) * 1984-12-04 1990-03-14 Canadian Patents and Development Limited Floating marine structure of thin disc form
NO300884B1 (en) 1995-12-06 1997-08-11 Fred Olsen Wave dampers for floating structures
US9003631B2 (en) 2003-10-23 2015-04-14 Shigeyuki Yamamoto Power generation assemblies and apparatus
PT1719697E (en) 2004-02-24 2014-08-25 Mitsubishi Heavy Ind Ltd Device for reducing motion of marine structure
CN2900352Y (en) 2006-05-10 2007-05-16 中国海洋石油总公司 Float rocking reducing device on sea
CN1857961A (en) 2006-05-10 2006-11-08 中国海洋石油总公司 Marine float shake-reducing device
CN201347195Y (en) * 2008-11-25 2009-11-18 中国海洋石油总公司 Anti-rolling device of ocean floating body
US8057127B2 (en) * 2009-12-14 2011-11-15 General Electric Company Systems and methods for assembling an offshore support system for use with a wind turbine
CN102490876B (en) * 2011-12-23 2014-04-02 新疆金风科技股份有限公司 Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1702319A (en) * 2005-06-16 2005-11-30 孙正维 Wind power, wave power and solar energy integrated generating set at shallow sea reef area
WO2009068712A1 (en) * 2007-11-29 2009-06-04 Acciona Energia, S.A. Marine electric power production system and installation method
CN101566130A (en) * 2008-04-23 2009-10-28 中国科学院工程热物理研究所 Anti-tilting suspended wind turbine unit
CN101475048A (en) * 2009-01-13 2009-07-08 中国海洋大学 Novel sea deep water buoy platform
CN102235011A (en) * 2010-04-27 2011-11-09 南通大学 Flexible floating foundation for offshore wind generating sets
CN102146873A (en) * 2011-03-31 2011-08-10 上海交通大学 Single column maritime wind power generation device with circumferential stabilizing column
CN102285429A (en) * 2011-05-26 2011-12-21 天津大学 Floating type supporting structure for marine windmill

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2796362A4 (en) * 2011-12-23 2015-08-12 Xinjiang Goldwind Science & Technology Co Ltd Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
US9316209B2 (en) 2011-12-23 2016-04-19 Xinjiang Goldwind Science & Technology Co., Ltd. Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
WO2013091567A1 (en) * 2011-12-23 2013-06-27 新疆金风科技股份有限公司 Movement inhibiting apparatus for floating offshore wind turbine and floating base used for offshore wind turbine
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CN107499468A (en) * 2017-09-06 2017-12-22 大连理工大学 A kind of single column platform
CN107499468B (en) * 2017-09-06 2024-02-06 大连理工大学 Single column type platform
CN109931226A (en) * 2017-12-15 2019-06-25 上海海事大学 A kind of vertical resistance-enlarging-type combined type marine windmill Bracing Systems
CN110030162A (en) * 2017-12-22 2019-07-19 西门子歌美飒可再生能源公司 Foundation building system for offshore wind turbine and method for installing offshore wind turbine
US10907614B2 (en) 2017-12-22 2021-02-02 Siemens Gamesa Renewable Energy A/S Foundation building system for an offshore wind turbine and method for installation of an offshore wind turbine
CN108385708A (en) * 2018-02-06 2018-08-10 重庆大学 It is a kind of that there is the dual anti-novel buoyant foundation structural system of offshore wind turbine for waving mechanism
CN108385708B (en) * 2018-02-06 2020-06-23 重庆大学 Offshore wind turbine floating foundation structure system with dual anti-swing mechanism
CN108301954A (en) * 2018-03-21 2018-07-20 山东科技大学 Ocean wind-powered electricity generation stake ocean current vibration absorber
CN109162865A (en) * 2018-08-10 2019-01-08 鹤壁市科技创新研究院 A kind of split-mounting type wind power generation plant and its electricity-generating method
CN109162865B (en) * 2018-08-10 2021-02-26 鹤壁市科技创新研究院 Assembled and combined type wind power generation device and power generation method thereof
CN111022269A (en) * 2019-11-12 2020-04-17 中国能源建设集团广东省电力设计研究院有限公司 Offshore foundation structure and offshore wind turbine system
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CN113107748A (en) * 2021-05-14 2021-07-13 江苏科技大学 Offshore floating type power generation device with wind and wave energy mixed utilization
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DK2796362T3 (en) 2019-05-13

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